CN202592699U - Mold adjustment device - Google Patents
Mold adjustment device Download PDFInfo
- Publication number
- CN202592699U CN202592699U CN 201220272950 CN201220272950U CN202592699U CN 202592699 U CN202592699 U CN 202592699U CN 201220272950 CN201220272950 CN 201220272950 CN 201220272950 U CN201220272950 U CN 201220272950U CN 202592699 U CN202592699 U CN 202592699U
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- Prior art keywords
- gear
- mode transfer
- gear ring
- mold adjustment
- ring
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Abstract
The utility model discloses a mold adjustment device for a draw-bar type injection molding machine. The mold adjustment device is arranged on the end face of a mold adjustment plate of the injection molding machine and comprises a motor and mold adjustment nuts. The motor drives the mold adjustment nuts to rotate and is connected with a first gear. A gear ring is disposed at the center of the end face of the mold adjustment plate and is meshed with the first gear. Four second gears are evenly distributed on the outer side of the gear ring. Each second gear is connected with the mold adjustment plate through a mandrel arranged at the center of the second gear and is meshed with the gear ring. The outer diameter of each mold adjustment nut is in key connection with a third gear. The third gears are meshed with the second gears. Each second gear is located between the corresponding third gear and the gear ring. According to the mold adjustment device, the feature that a chain is used for transmission in the prior art is abandoned, and gear engagement is adopted for transmission of driving force so as to achieve the purpose of mold adjustment. Therefore, transmission accuracy is high, transmission processes are stable, structure is simple, installation is convenient, the mold adjustment process is enabled to be handier with facility, and the mold adjustment control is more accurate.
Description
Technical field
The utility model relates to a kind of mode transfer system of injection machine, is specifically related to be positioned at a kind of structural design of mode transfer device of rod-pulling type injection machine.
Background technology
Released the screw plastic-injection moulding machine history in existing more than 50 year so far from technological innovation the 1950's.In the engineering plastics industry, 80% plastic products have adopted injection moulding at present.The industry needs growing to injection-molded item such as automobile, building, household electrical appliance, food, medicine have more promoted the development and the raising of injection molding technology level in recent years.China's plastics machinery 2000 annual sales amounts are about 8.5 ten thousand with the platform number scale about 7,000,000,000 yuans, wherein about 40% is injection (mo(u)lding) machine.From majoies country of production such as the U.S., Japan, Germany, Italy, Canada, the output of injection machine is all increasing year by year, and the proportion that in plastics machinery, accounts for is maximum.
The injection machine mechanical system mainly is made up of folding mould, mould adjusting mechanism and injection mechanism, and wherein folding mould, mould adjusting mechanism are the major parts of mechanical system, has determined performance parameter-clamp force that injection machine is important.
The rod-pulling type injection machine is adjusted the size of clamp force, its actual clamp force, the elastic deformation of four pull bars when depending on high-voltage lock mould through mould adjusting mechanism.Motor deceleration device chain drive-belt during mode transfer drives four mode transfer nuts rotations that are loaded on four pull bars ends, drives back seat and moves forward and backward, and regulate the distance between the active and inactive mold plate, thereby the amount of elastic deformation of control pull bar reaches the purpose of controlling clamp force.The clamp force deficiency can cause the mould gap, and the plastics spill and leakage takes place.Excessively can make die deformation again, goods produce internal stress and unnecessary energy consumption, thereby cause shortened equipment life.But the mould adjusting mechanism of this employing chain drive driving force, complex structure, transmission is not steady, is not easy to the operation of mode transfer Shi Jinhang mode transfer.
The utility model content
The technical problem that the utility model will solve is to overcome existing defective, provide a kind of simple in structure, transmission accuracy is high, transmission stability is good, mode transfer device easy to use.
In order to solve the problems of the technologies described above, the utility model provides following technical scheme:
A kind of mode transfer device is arranged at the end face of injection machine mode transfer plate, comprises that oil motor, spiral shell be located at the mode transfer nut of tie rod end; Motor drives the mode transfer nut and rotates, and said motor is connected with first gear, and said mode transfer template end face center is provided with gear ring; First gear and gear ring engagement, the gear ring outside evenly is arranged with four second gears, and each second gear is connected on the mode transfer plate through the axle that is arranged at its centre; And with the gear ring engagement, key connects the 3rd gear on each adjusting nut external diameter, the 3rd gear and second gears engaged respectively; Each second gear all is positioned in the middle of corresponding the 3rd gear and the gear ring, after motor is opened, drives first gear and rotates; The first gear driven gear ring rotates, and gear ring drives second gear and rotates, and second gear driven the 3rd gear rotates; Mode transfer nut and the 3rd gear rotate synchronously, the gap uniformity of the end clearance of four mode transfer nuts and mode transfer nut and pull bar, thus reach the purpose of mode transfer.
Further, said gear ring inner periphery position evenly is provided with a plurality of eccentric shafts.The purpose that eccentric shaft is set be when avoiding gear ring to rotate under centrifugation effect and sideslip is more steady when making the gear ring rotation.
Further, said gear ring inner periphery position evenly is provided with three eccentric shafts.
Further, be provided with a plurality of back-up rings around the said axle external diameter.
Further, said axle is ganoid axle.
Further, the modulus of said first gear is 3.5, and the number of teeth is 20, and reference diameter is 70mm; The gear ring modulus is 3.5, and the number of teeth is 142, and reference diameter is 479mm; The modulus of second gear is 3.5, and the number of teeth is 53, and reference diameter is 185.5mm; The modulus of the 3rd gear is 3.5, and the number of teeth is 58, and reference diameter is 203mm.
The mode transfer device that the utility model provided has been abandoned the characteristic of using chain drive in the prior art, adopts the meshed transmission gear driving force to reach the purpose of mode transfer; Transmission accuracy is high; Transmission process is steady, and is simple in structure, easy for installation; Make the mode transfer process more handy, mode transfer control is more accurate.
Description of drawings
Accompanying drawing is used to provide the further understanding to the utility model, and constitutes the part of specification, is used to explain the utility model with the embodiment of the utility model, does not constitute the restriction to the utility model.In the accompanying drawings:
Fig. 1 is that the master of a kind of mode transfer device of the utility model looks sketch map;
Fig. 2 is along the cross-sectional view of A-A direction among Fig. 1;
Among the figure, 1-mode transfer template, 2-oil motor, 3-first gear, 4-gear ring, 5-second gear, 6-the 3rd gear, 7-axle, 8-back-up ring, 9-eccentric shaft, 10-motor seat.
The specific embodiment
Describe below in conjunction with the preferred embodiment of accompanying drawing, should be appreciated that preferred embodiment described herein only is used for explanation and explains the utility model, and be not used in qualification the utility model the utility model.
Like Fig. 1, shown in Figure 2, a kind of mode transfer device is arranged at the end face of injection machine mode transfer template 1; Oil motor 2 is fixed on the mode transfer plate 1 by 10 supportings of mode transfer motor seat, and (modulus is 3.5 to first gear 3, and the number of teeth is 20; Reference diameter is 70mm) be connected with oil motor 2, the middle part of mode transfer plate 1 is provided with gear ring 4, and gear ring 4 outsides evenly are arranged with four second gears 5, and (modulus is 3.5; The number of teeth is 53; Reference diameter is 185.5mm), each second gear 5 is fixedly connected on the mode transfer plate 1 by the smooth axle that is positioned at its centre, first gear 3, four second gears 5 all with gear ring 4 engagements.Four tie rod end and the mode transfer template end face contact site spiral shell of injection machine are provided with the mode transfer nut; Each mode transfer nut external diameter key is connected with the 3rd gear 6, and (modulus is 3.5; The number of teeth is 58; Reference diameter is 203mm), each the 3rd gear 6 and 5 engagements of corresponding second gear, second gear 5 is positioned at the centre of the 3rd gear 6 and gear ring 4.After oil motor is opened; Drive first gear 3 and rotate, first gear 3 drives gear ring 4 and rotates, and gear ring 4 drives second gear 5 and rotates; Second gear 5 drives the 3rd gear 6 and rotates; Mode transfer nut and the 3rd gear 6 rotate synchronously, the gap uniformity of the end clearance of four mode transfer nuts and mode transfer nut and pull bar, thus reach the purpose of mode transfer.
Gear ring 4 inner periphery positions evenly are provided with three eccentric shafts 9, thereby have avoided gear ring under centrifugation effect, to squint, and said eccentric shaft 9 is to be combined by screw, pad, bearing, axle sleeve, is fixed on the gear ring inner periphery.All be provided with four back-up rings 8 around each axle 7 external diameter.
The above is merely the preferred embodiment of the utility model; Be not limited to the utility model; Although the utility model has been carried out detailed explanation with reference to previous embodiment; For a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (6)
1. mode transfer device is arranged at the end face of injection machine mode transfer plate (1), comprises that motor (2), spiral shell be located at the mode transfer nut of tie rod end; Motor drives the mode transfer nut and rotates, and it is characterized in that: said motor (2) is connected with first gear (3), and said mode transfer template end face center is provided with gear ring (4); First gear (1) evenly is arranged with four second gears (5) with gear ring (4) engagement, gear ring (4) outside, and each second gear (5) is connected on the mode transfer plate through the axle (7) that is arranged at its centre; And with gear ring (4) engagement, key connects the 3rd gear (6) on each mode transfer nut external diameter respectively, the 3rd gear (6) and second gear (5) engagement; Second gear (5) is positioned between the 3rd gear (6) and the gear ring (4); After motor (2) is opened, drive first gear (3) and rotate, first gear (3) drives gear ring (4) and rotates; Gear ring (4) drives second gear (5) and rotates second gear (5) drive the 3rd gear (6) rotation; Mode transfer nut and the 3rd gear (6) be rotation synchronously, the gap uniformity of the end clearance of four mode transfer nuts and mode transfer nut and pull bar, thus reach the purpose of mode transfer.
2. mode transfer device according to claim 1 is characterized in that: be provided with a plurality of back-up rings (8) around said axle (7) external diameter.
3. mode transfer device according to claim 1 is characterized in that: said axle (7) is ganoid axle.
4. mode transfer device according to claim 1 is characterized in that: said gear ring (4) inner periphery position evenly is provided with a plurality of eccentric shafts (9).
5. mode transfer device according to claim 4 is characterized in that: said gear ring (4) inner periphery position evenly is provided with three eccentric shafts (9).
6. according to each described mode transfer device of claim 1 to 5, it is characterized in that: the modulus of said first gear (3) is 3.5, and the number of teeth is 20, and reference diameter is 70mm; Gear ring (4) modulus is 3.5, and the number of teeth is 142, and reference diameter is 479mm; The modulus of second gear (5) is 3.5, and the number of teeth is 53, and reference diameter is 185.5mm; The modulus of the 3rd gear (6) is 3.5, and the number of teeth is 58, and reference diameter is 203mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220272950 CN202592699U (en) | 2012-06-11 | 2012-06-11 | Mold adjustment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220272950 CN202592699U (en) | 2012-06-11 | 2012-06-11 | Mold adjustment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202592699U true CN202592699U (en) | 2012-12-12 |
Family
ID=47310281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220272950 Expired - Fee Related CN202592699U (en) | 2012-06-11 | 2012-06-11 | Mold adjustment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202592699U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102729438A (en) * | 2012-06-11 | 2012-10-17 | 无锡天惠塑机有限公司 | Mold adjusting apparatus |
| CN103056184A (en) * | 2012-12-31 | 2013-04-24 | 太原重工股份有限公司 | Extrusion container assembly replacement device |
| CN104626488A (en) * | 2014-12-26 | 2015-05-20 | 饶宾期 | Mold opening and closing method of self-locking type mold closing mechanism of injection molding machine |
-
2012
- 2012-06-11 CN CN 201220272950 patent/CN202592699U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102729438A (en) * | 2012-06-11 | 2012-10-17 | 无锡天惠塑机有限公司 | Mold adjusting apparatus |
| CN103056184A (en) * | 2012-12-31 | 2013-04-24 | 太原重工股份有限公司 | Extrusion container assembly replacement device |
| CN104626488A (en) * | 2014-12-26 | 2015-05-20 | 饶宾期 | Mold opening and closing method of self-locking type mold closing mechanism of injection molding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20130611 |